GEMET 3743

 

DESCRIPTION:

  • Basic coated SMAW electrode for hardfacing.
  • Surfacing of parts subjected to heavy abrasion with moderate impact.
  • Service temperature: max. 450°C.
  • Quiet and regular fusion.
  • 190% recovery.

APPLICATION:

Cement presses, brick presses, refractory press-screws, conveyor screws, mixer blades, palm nut press-screws, etc.

WELD METAL ANALYSIS RANGE (%)

C Mn Si Cr + Nb
5.5-6.8 1.0-1.75 1.0-1.75 30.0-35.0

MECHANICAL PROPERTIES OF WELD METAL (RANGE) %

  • Structure …………Austenite with Nb & Cr carbides
  • Hardness …………61-64 HRC
  • Wear coefficient …0.5% (2 layer deposit, SiO2 as abrasive)
  • Machinability…….By grinding

REDRYING : Min. 1 hr at 300°C

PACKING SPECIFICATION

SIZE (mm) LENGTH (mm) CURRENT CONDITIOIN DC(+/-) & AC AMPS WEIGHT/PKT (KG) QUANTITY/BOX (KG)
3.15 350 110-140 2.0 2x5=10
4.0 350 140-190 2.0 2x5=10
5.0 350 190-250 2.0 2x5=10